an Entity references as follows:
Waqraqucha (Quechua waqra horn, qucha lake, lagoon, "horn lake", hispanicized names Huacracocha, Laguna Huacra) is a lake in Peru located in the Junín Region, Junín Province, Junín District. It belongs to the watershed of the Mantaro River. In 2000 the Waqraqucha dam was erected at the western end of the lake at 11°16′29.7″S 76°02′14.9″W / 11.274917°S 76.037472°W. It is 6.5 m (21 ft) high. It is operated by Electroperu.